/*
    This file is part of the substandard lisp implementation of Standard Lisp
    Copyright (C) 2011 Nicky Nickell

    substandard lisp is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

function std_get(a, env) {
  var u = a[0];
  var ind = a[1];

  if (u.proplist[ind.value] != undefined) {
    return u.proplist[ind.value];
  } else {
    return NIL;
  }
}

/*---
name: get
arity: 2
rest: false
ftype: FTYPE_EXPR

argument-types:
  - CLASS_ANY
  - CLASS_ANY

doc: |
  explaining what get is / how it is used!

tests: |
  (get 'a 'foo) -> NIL
  (put 'a 'foo "foobar") -> "foobar"
  (get 'a 'foo) -> "foobar"
  (remprop 'a 'foo) -> "foobar"
  (get 'a 'foo) -> NIL
...*/
